______ in the street, a terrible car accident happened, resulting in three deaths.
In crowded places like airports and railway stations, you __________ take care of your luggage.
The teacher __________ have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
The weather turned out to be fine yesterday. I __________ the trouble to carry my umbrella with me.
You know he is not going to let us leave early if we __________ get the work done.
There’s no light on — they __________ be at home.